21404522570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1866131}}^1$

素因数の和:1866206

約数の個数: 32

約数和(自身を含む): 40845897216

約数和(自身を除く): 19441374646

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1147, 2294, 5735, 11470, 1866131, 3732262, 9330655, 18661310, 57850061, 69046847, 115700122, 138093694, 289250305, 345234235, 578500610, 690468470, 2140452257, 4280904514, 10702261285, 21404522570]

約数ペア:

[(1, 21404522570), (2, 10702261285), (5, 4280904514), (10, 2140452257), (31, 690468470), (37, 578500610), (62, 345234235), (74, 289250305), (155, 138093694), (185, 115700122), (310, 69046847), (370, 57850061), (1147, 18661310), (2294, 9330655), (5735, 3732262), (11470, 1866131)]